大興安嶺一元立木材積公式

1、1990年大興安嶺十個林業(yè)局一元立木材積真值公式（圍尺）Dw為圍尺徑阿木爾、圖強、西林吉林業(yè)局(1)落葉松V=ROUND(0.000050168241*(0.9720*Dw-0.0978)1.7582894*(0.9720*Dw-0.0978)/(0.6872+0.025696*(0.9720*Dw-0.0978)1.1496653,4)(2)白樺V=ROUND(0.000051935163*(0.1132+0.964*Dw)1.8586884*(10(1.3439-2.192/(0.1132+0.964*Dw)1.0038941,4)(3)樟子松V=ROUND(0.000054585749*

2、(0.98*Dw-0.316)1.9705412*(0.98*Dw-0.316)/(0.688+0.03025*(0.98*Dw-0.316)0.91418311,4)(4)山楊V=ROUND(0.000053474319*(0.9675*Dw-0.1018)1.8778994*(10(1.3991932-2.2461184/(0.9675*Dw-0.1018)0.99982785,4)(5)河岸楊、柳V=ROUND(0.000041960698*(0.9751567*Dw-0.0909)1.9094595*(42.8243-1423.9973/(0.9751567*Dw-0.0909)+35

3、)1.0413392,4)(6)老頭林（落葉松）V=ROUND(0.000050168241*(0.97284*Dw-0.2016)1.7582894*(0.97284*Dw-0.2016)/(0.8452+0.02837*(0.97284*Dw-0.2016)1.1496653,4)(7)云杉Dw<=33.1V=ROUND(0.000061859978*(0.96762*Dw-0.10473)1.8557513*(0.96762*Dw-0.10473)/(1.2605+0.0075*(0.96762*Dw-0.10473)1.0070547,4)Dw>33.1V=ROUND(0.

4、000061859978*(0.96762*Dw-0.10473)1.8557513*(0.96762*Dw-0.10473)/(0.7456+0.0233*(0.96762*Dw-0.10473)1.0070547,4) 塔河、新林林業(yè)局(1)落葉松Dw<43V=ROUND(0.000050168241*(0.98508599*Dw-0.10080057)1.7582894*(0.98508599*Dw-0.10080057)/(0.657428785+0.025250279*(0.98508599*Dw-0.10080057)1.1496653,4)Dw>=43V=ROUND(

5、0.000050168241*(0.98508599*Dw-0.10080057)1.7582894*24.721.1496653,4)(2)落葉松（老頭林）V=ROUND(0.000050168241*(0.98508599*Dw-0.10080057)1.7582894*(0.98508599*Dw-0.10080057)/(1.053319811+0.022537477*(0.98508599*Dw-0.10080057)1.1496653,4)(3)白樺 Dw<21V=ROUND(0.000051935163*(0.97489943*Dw+0.11230745)1.8586884

6、*(0.97489943*Dw+0.11230745)/(0.618850636+0.026919146*(0.97489943*Dw+0.11230745)1.0038941,4) Dw>=21V=ROUND(0.000051935163*(0.97489943*Dw+0.11230745)1.8586884*(2.718281828(-6.58747639/(0.97489943*Dw+0.11230745)+3.186532642)1.0038941,4)(4)樟子松 Dw<37V=ROUND(0.000054585749*(0.98508599*Dw-0.10080057)

7、1.9705412*(2.718281828(-7.8299247/(0.98508599*Dw-0.10080057)+3.244538722)0.91418311,4) Dw>=37V=ROUND(0.000054585749*(0.98508599*Dw-0.10080057)1.9705412*(0.98508599*Dw-0.10080057)/(0.744292719+0.027751217*(0.98508599*Dw-0.10080057)0.91418311,4)(5)山楊 Dw<27V=ROUND(0.000053474319*(0.97489943*Dw+0.

8、11230745)1.8778994*(0.97489943*Dw+0.11230745)/(0.613224018+0.032905002*(0.97489943*Dw+0.11230745)0.99982785,4) Dw>=27V=ROUND(0.000053474319*(0.97489943*Dw+0.11230745)1.8778994*(2.718281828(-5.77026043/(0.97489943*Dw+0.11230745)+3.038112306)0.99982785,4)(6)云杉 Dw<43V=ROUND(0.000061859978*(0.9850

9、8599*Dw-0.10080057)1.8557513*(0.98508599*Dw-0.10080057)/(1.005498727+0.017594333*(0.98508599*Dw-0.10080057)1.0070547,4) Dw>=43V=ROUND(0.000061859978*(0.98508599*Dw-0.10080057)1.8557513*24.481.0070547,4)(7)河岸楊、柳V=ROUND(0.000041960698*(0.97489943*Dw+0.11230745)1.9094595*(0.97489943*Dw+0.11230745)/(

10、0.554441048+0.024115725*(0.97489943*Dw+0.11230745)1.0413892,4)十八站、韓家園、庫倫斯林業(yè)局(1)落葉松V=ROUND(0.000050168241*(0.9851*Dw-0.2854)1.7582894*(0.7644+1.1749*(0.9851*Dw-0.2854)-0.0208*(0.9851*Dw-0.2854)2+0.0001425*(0.9851*Dw-0.2854)3)1.1496653,4)(2)白樺V=ROUND(0.000051935163*(0.9850*Dw-0.5534)1.8586884*(0.9850*

11、Dw-0.5534)/(0.4630+0.0350*(0.9850*Dw-0.5534)1.0038941,4)(3)樟子松V=ROUND(0.000054585749*(0.9815*Dw-0.4121)1.9705412*(0.9815*Dw-0.4121)/(0.8788+0.0236*(0.9815*Dw-0.4121)0.91418311,4)(4)山楊V=ROUND(0.000053474319*(0.9852*Dw+0.1597)1.8778994*(0.9852*Dw+0.1597)/(0.5236+0.0339*(0.9852*Dw+0.1597)0.99982785,4)(

12、5)云杉Dw<=33.1V=ROUND(0.000061859978*(0.96762*Dw-0.10473)1.8557513*(0.96762*Dw-0.10473)/(1.2605+0.0075*(0.96762*Dw-0.10473)1.0070547,4) Dw>33.1V=ROUND(0.000061859978*(0.96762*Dw-0.10473)1.8557513*(0.96762*Dw-0.10473)/(0.7456+0.0233*(0.96762*Dw-0.10473)1.0070547,4)(6)河岸楊、柳V=ROUND(0.000041960698*(

13、0.9751567*Dw-0.0909)1.9094595*(42.8243-1423.9973/(0.9751567*Dw-0.0909)+35)1.0413892,4)(7)黑樺V=ROUND(0.01512489-0.005039*(0.9411*Dw+0.3092)+0.0007496*(0.9411*Dw+0.3092)2-0.00000841*(0.9411*Dw+0.3092)3+0.000000077877*(0.9411*Dw+0.3092)4,4)(8)柞樹V=ROUND(0.0141125-0.0041787*(0.9411*Dw+0.3092)+0.0006465*(0

14、.9411*Dw+0.3092)2-0.00000495*(0.9411*Dw+0.3092)3+0.00000004123*(0.9411*Dw+0.3092)4,4)呼中林業(yè)局(1)落葉松V=ROUND(0.000050168241*(0.98902*Dw-0.4066)1.7582894*(12.04793*LOG10(0.98902*Dw-0.4066)+0.124700*(0.98902*Dw-0.4066)-1.71408)1.1496653,4)(2)落葉松（老頭林）注：落葉松老頭林用圍尺及輪尺樹高方程直接代入部頒二元材積式計算材積 D<25V=ROUND(0.000050

15、168241*Dw1.7582894*(-0.009839*Dw2+0.951088*Dw-0.56328)1.1496653,4) D>=25V=ROUND(0.000050168241*Dw1.7582894*(-0.007589*Dw2+0.602321*Dw+6.51500)1.1496653,4)(3)樟子松V=ROUND(0.000054585749*(0.98876*Dw-0.4069)1.9705412*(-578.65784*(0.98876*Dw-0.4069)+20)(-1)+28.93797)0.9141831,4)(4)白樺V=ROUND(0.000051935

16、163*(0.98311*Dw-0.0586)1.8586884*(12.822440*LOG10(0.98311*Dw-0.0586)-1.25815)1.0038941,4)(5)山楊V=ROUND(0.000053474319*(0.96213*Dw+0.3152)1.8778994*(10.170635*LOG10(0.96213*Dw+0.3152)+0.251587*(0.96213*Dw+0.3152)-1.36343)0.99982785,4)(6)其它分布較少的樹種，如云杉查樟子松；河岸楊、柳查山楊；黑樺、柞樹查白樺。松嶺、加格達奇林業(yè)局(1)落葉松V=ROUND(0.000

17、050168241*(0.979*Dw-0.152)1.7582894*(0.979*Dw-0.152)/(0.6124+0.0279*(0.979*Dw-0.152)1.1496653,4)(2)白樺V=ROUND(0.000051935163*(0.975*Dw-0.044)1.8586884*(2.718281828(3.0258-4.7542/(0.975*Dw-0.044)1.0038941,4)(3)樟子松V=ROUND(0.000054585749*(0.9815*Dw-0.4121)1.9705412*(0.9815*Dw-0.4121)/(0.8788+0.0236*(0.9

18、815*Dw-0.4121)0.91418311,4)(4)山楊V=ROUND(0.000053474319*(0.975*Dw-0.06648)1.8778994*(10(1.3982-2.9895/(0.975*Dw-0.06648)0.99982785,4)(5)云杉 D<=33.1V=ROUND(0.000061859978*(0.96762*Dw-0.10473)1.8557513*(0.96762*Dw-0.10473)/(1.2605+0.0075*(0.96762*Dw-0.10473)1.0070547,4) D>33.1V=ROUND(0.000061859978*(0.96762*Dw-0.10473)1.8557513*(0.96762*Dw-0.10473)/(0.7456+0.0233*(0.96762*Dw-0.10473)1.0070547,4)(6)河岸楊、柳V=ROUND(0.000041960698*(0.9751567*Dw-0.0909)1.9094595*(42.8243-1423.9973/(0.9751567*Dw-0.0909)+35)1.0413892,4)(7)黑